CN108869071A - A kind of processing method of driving malfunction, device and electronic equipment - Google Patents
A kind of processing method of driving malfunction, device and electronic equipment Download PDFInfo
- Publication number
- CN108869071A CN108869071A CN201810680232.4A CN201810680232A CN108869071A CN 108869071 A CN108869071 A CN 108869071A CN 201810680232 A CN201810680232 A CN 201810680232A CN 108869071 A CN108869071 A CN 108869071A
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- Prior art keywords
- fuel injector
- driving
- driving circuit
- spare
- malfunction
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/22—Safety or indicating devices for abnormal conditions
- F02D2041/224—Diagnosis of the fuel system
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
The present invention provides a kind of processing method of driving malfunction, device and electronic equipments, in the present invention if it is detected that the driving circuit of at least one fuel injector there are driving malfunctions, it determines there are the spare driving circuit of the fuel injector of driving malfunction, using there are the driving circuit control fuel injector groups of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving to work.I.e. the present invention can still be able to guarantee conventional start and run when driving malfunction occurs at least one fuel injector.
Description
Technical field
The present invention relates to drive control fields, more specifically, being related to a kind of processing method of driving malfunction, device and electricity
Sub- equipment.
Background technique
Diesel engine is started and run by control fuel injector oil spout to realize, four-cylinder or six cylinder machines can be used in diesel engine,
When using four-cylinder, the drive control device software and hardware configuration of six cylinder machines still will use, but the 5th and the 6th sprays
The control stitch of oily device is idle.
During using four-cylinder, when driving malfunction occurs in some fuel injector, for example, third fuel injector goes out
Existing driving malfunction, then will have a direct impact on the oil spout of third cylinder at this time, on the one hand will affect conventional starting, another aspect third cylinder shape
At disconnected cylinder, it will affect the torque and power output when diesel engine operates normally, directly affect the dynamic property of engine.
Needing one kind in turn can still be able to guarantee conventional starting and fortune when driving malfunction occurs at least one fuel injector
Capable method.
Summary of the invention
In view of this, the present invention provides processing method, device and the electronic equipment of a kind of driving malfunction, to solve at least
When driving malfunction occurs in one fuel injector, it is impossible to ensure that conventional the problem of starting and running.
In order to solve the above technical problems, present invention employs following technical solutions：
A kind of processing method of driving malfunction, including：
The driving circuit for detecting each fuel injector in fuel injector group whether there is driving malfunction；
If it is detected that the driving circuit of at least one fuel injector there are driving malfunction, determines that there are the fuel injectors of driving malfunction
Spare driving circuit；
Using there are the driving circuits of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving
Control the work of fuel injector group.
Preferably, determine that there are the spare driving circuits of the fuel injector of driving malfunction, including：
Determine the spare driving circuit group connecting with the fuel injector there are driving malfunction；Wherein, the spare driving circuit
It include at least one spare driving circuit in group；
A spare driving circuit is chosen from the spare driving circuit group, as there are the fuel injectors of driving malfunction
Spare driving circuit.
Preferably, a spare driving circuit is chosen from the spare driving circuit group, as there are driving malfunctions
The spare driving circuit of fuel injector, including：
According to the default selection sequence of spare driving circuit, it is minimum, not that serial number is selected from spare driving circuit group
Used and be not present the spare driving circuit of driving malfunction；
Using the spare driving circuit selected as there are the spare driving circuits of the fuel injector of driving malfunction.
Preferably, after the step of there are the spare driving circuits of the fuel injector of driving malfunction for the determination, further include：
Judge whether the spare driving circuit there are the fuel injector of driving malfunction is connected；
If not turning on, the conducting controlled in the spare driving circuit there are the fuel injector of driving malfunction is closed the switch；
The use is executed there are the spare driving circuit of the fuel injector of driving malfunction and drives normal fuel injector
Driving circuit controls the step for fuel injector group work.
Preferably, using there are the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injectors of driving
Driving circuit controls the work of fuel injector group, including：
Determine the oil spout timing and injection advance angle of each fuel injector in the fuel injector group；
Corresponding fuel injector is controlled according to described in determining using the spare driving circuit there are the fuel injector of driving malfunction
The oil spout timing and injection advance angle of fuel injector carry out oil spout, and use the driving circuit control phase for driving normal fuel injector
The fuel injector answered carries out oil spout according to the oil spout timing and injection advance angle of the determining fuel injector.
A kind of processing unit of driving malfunction, including：
Fault detection module, for detecting the driving circuit of each fuel injector in fuel injector group with the presence or absence of driving event
Barrier；
Stand-by circuit determining module, if detecting that the driving circuit of at least one fuel injector exists for fault detection module
Driving malfunction determines that there are the spare driving circuits of the fuel injector of driving malfunction；
Drive control module, the spare driving circuit and driving for using the fuel injector there are driving malfunction are normal
Fuel injector driving circuit control fuel injector group work.
Preferably, stand-by circuit determining module includes：
Circuit group determines submodule, for determine and there are the fuel injector of driving malfunction connection spare driving circuit group；
It wherein, include at least one spare driving circuit in the spare driving circuit group；
Submodule is chosen, for choosing a spare driving circuit from the spare driving circuit group, is driven as existing
The spare driving circuit of the fuel injector of dynamic failure.
Preferably, the selection submodule includes：
Selection unit is selected from spare driving circuit group for the default selection sequence according to spare driving circuit
The spare driving circuit that serial number is minimum, is not used by and driving malfunction is not present；
Determination unit, for using the spare driving circuit selected as there are the spare drivings of the fuel injector of driving malfunction
Circuit.
Preferably, further include：
Judgment module, for stand-by circuit determining module determine there are the spare driving circuit of the fuel injector of driving malfunction it
Afterwards, judge whether the spare driving circuit there are the fuel injector of driving malfunction is connected；
Control module is connected, if judging not turning on for judgment module, control is described, and there are the fuel injectors of driving malfunction
Spare driving circuit in conducting close the switch；
The drive control module is also used to be connected control module and controls that described there are the spare of the fuel injector of driving malfunction
After conducting in driving circuit closes the switch, using there are the spare driving circuit of the fuel injector of driving malfunction and driving just
The driving circuit control fuel injector group work of normal fuel injector.
Preferably, the drive control module includes：
Data determine submodule, for determining the oil spout timing and injection advance of each fuel injector in the fuel injector group
Angle；
Control submodule, for using the spare driving circuit of the fuel injector there are driving malfunction to control corresponding fuel injector
Oil spout is carried out according to the oil spout timing and injection advance angle of the determining fuel injector, and uses the normal fuel injector of driving
Driving circuit controls corresponding fuel injector and carries out oil spout according to the oil spout timing and injection advance angle of the determining fuel injector.
A kind of electronic equipment, including：Memory and processor；
Wherein, the memory is for storing program；
Processor caller is simultaneously used for：
The driving circuit for detecting each fuel injector in fuel injector group whether there is driving malfunction；
If it is detected that the driving circuit of at least one fuel injector there are driving malfunction, determines that there are the fuel injectors of driving malfunction
Spare driving circuit；
Using there are the driving circuits of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving
Control the work of fuel injector group.
Compared to the prior art, the invention has the advantages that：
The present invention provides a kind of processing method of driving malfunction, device and electronic equipment, if it is detected that extremely in the present invention
There are driving malfunctions for the driving circuit of a few fuel injector, determine there are the spare driving circuit of the fuel injector of driving malfunction, make
With there are the driving circuits of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving to control fuel injector
Group work.I.e. the present invention can still be able to guarantee conventional start and run when driving malfunction occurs at least one fuel injector.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of method flow diagram of the processing method of driving malfunction provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of the processing circuit of driving malfunction provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the processing circuit of another driving malfunction provided in an embodiment of the present invention；
Fig. 4 is the method flow diagram of the processing method of another driving malfunction provided in an embodiment of the present invention；
Fig. 5 is a kind of structural schematic diagram of the processing unit of driving malfunction provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention provides a kind of processing methods of driving malfunction, and being applied to drive control device referring to Fig.1 can
To include：
S11, the driving circuit for detecting each fuel injector in fuel injector group whether there is driving malfunction；
Specifically, after can carrying out oil spout according to driving fuel injector, whether oil spout determines the driving of fuel injector to fuel injector
Circuit whether there is failure.
There are driving malfunctions will lead to disconnected cylinder, and disconnected cylinder refers to a certain as caused by fuel injector failure itself or driving malfunction
Not oil spout during cylinder operation, influences the output of power.
S12, if it is detected that the driving circuit of at least one fuel injector there are driving malfunction, determines that there are the sprays of driving malfunction
The spare driving circuit of oily device；
Specifically, being provided with spare driving circuit for each fuel injector, it is specifically referred to Fig. 2.
In Fig. 2, Cyl:Refer to each fuel injector of diesel engine, subsequent Cyl.X (X is number, indicates fuel injector 1, fuel injector 2,
And so on), each fuel injector is connect by both threads beam with the driving stitch of drive control device 3, and each fuel injector is corresponding
Driving stitch be it is fixed, drive control device 3 is by the opening and closing of this both threads beam control fuel injector, and then to corresponding gas
Cylinder-in oil-jet, wherein both threads beam, driving stitch and the driving unit comprising driver constitute driving circuit.Drive needle
Foot A1 includes A1.1 and A1.2, and driving stitch A2 includes A2.1 and A2.2, and so on, driving stitch A6 include A6.1 and
A6.2。
A1.1-A4.2 is the driving stitch of four fuel injectors, and A5.1-A6.2 is idle stitch.
In Fig. 2, due to being four-cylinder, so having used 1,234 4 fuel injectors, ignition order is respectively A1-A3-A4-
A2, in addition, only used the driving stitch of the corresponding drive control device 3 in 1,3,4 and 2, the corresponding drive control of fuel injector 5 and 6
The driving stitch of device 3 is idle.
For the driving stitch of the corresponding drive control device 3 of fuel injector 5 and 6, terminal box 1 and 2 is increased, wherein wiring
The internal structure of box 1 is：
A5.1 stitch is connect with the harness of A1.1, A2.1 respectively by relay K1, and A5.2 stitch passes through relay K2 points
It is not connect with the harness of A1.2, A2.2.Provided with B1 stitch, for controlling the switching of relay K1 and K2.Unused B1 into
Row switching when, the harness of K1 default connection A5.1 stitch and A1.1, the harness of K2 default connection A5.2 and A1.2, i.e. A5.1 and
A5.2 and A1.1 and A1.2 are normally closed, normally opened with A2.1 and A2.2.
By the internal circuit configuration of terminal box 1, being provided with for fuel injector 1 includes A5.1, A5.2, K1, K2, A1.2 harness
With the spare driving circuit of A1.1 harness.Be provided with for fuel injector 2 includes A5.1, A5.2, K1, K2, A2.1 harness and A2.2 line
The internal structure of the spare driving circuit terminal box 2 of beam is：
A6.1 stitch is connect with the harness of A3.1, A4.1 respectively by relay K3, and A6.2 stitch passes through relay K4 points
It is not connect with the harness of A3.2, A4.2.Provided with B2 stitch, for controlling the switching of relay K3 and K4.Unused B2 into
When row switching, the harness of K3 default connection A6.1 stitch and A3.1, the harness of K4 default connection A6.2 and A4.2.That is A6.1 and
A6.2 and A3.1 and A3.2 are normally closed, normally opened with A4.1 and A4.2.
By the internal circuit configuration of terminal box 2, being provided with for fuel injector 3 includes A6.1, A6.2, K3, K4, A3.2 harness
With the spare driving circuit of A3.1 harness.A6.1, A6.2, K3, K4, A4.2 harness and A4.1 harness are provided with for fuel injector 4
Spare driving circuit.
In trouble-free situation, driving stitch A5 and A6 are not involved in work, once there is driving malfunction, such as the
Two fuel injector driving malfunctions, then controller controls the relay of terminal box 1, and by switching to A2, i.e. A5 and A2 is normally closed, A5
Driving directly substitute A2 work, ensure that the normal operation of fuel injector.
In Fig. 2, the stitch of the 5th fuel injector is only connected to two fuel injectors, further, it is also possible to by the 5th fuel injector
Stitch connects 123 and 4 four fuel injectors.Referring in particular to Fig. 3, terminal box 4, the circuit structure in terminal box 4 are increased in Fig. 3
For：
A5.1 connect respectively by relay K5 with A1.1, A2.1, A3.1 and A4.1, A5.2 pass through relay K6 respectively with
A1.2, A2.2, A3.2 are connected with A4.2.In addition, setting B1, B2 and B3 control stitch to control relay switching, control driving
Stitch B1 makes the driving of A5 directly substitute A2 work, and control driving stitch B2 makes the driving of A5 directly substitute A3 work, and control is driven
Dynamic stitch B3 makes the driving of A5 directly substitute A4 work.
It should be noted that only used A5 driving stitch in Fig. 3, and A6 is not used and drives stitch, A6 can also be driven
Dynamic stitch is the same with A5 driving stitch, is separately connected A1 to A4, spare drives back in this way, being provided with two for each fuel injector
Road.
It is technology in addition, a spare driving circuit, or two spare driving circuits of setting are arranged for each fuel injector
Personnel are configured according to specifically used scene, it is only necessary on the basis of the circuit structure of Fig. 2 and Fig. 3, slightly be repaired
Change.
S13, using there are the drivings of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving
Circuit controls the work of fuel injector group.
In the present embodiment, if it is detected that there are driving malfunctions for the driving circuit of at least one fuel injector, determine there is driving
The spare driving circuit of the fuel injector of failure, using there are the spare driving circuit of the fuel injector of driving malfunction and driving just
The driving circuit control fuel injector group work of normal fuel injector.I.e. the present invention driving malfunction can occur at least one fuel injector
When, it still is able to guarantee conventional start and run.In addition, the present invention can be in time for the injector failures driving detected come straight
Contact hair logic is handled, and the failure such as cylinder of breaking as caused by diesel engine controller fuel injector driving malfunction is effectively avoided
Mode.The existing idle stitch of controller is directly utilized, cost is saved.
Third, the present invention, which is also applied to, can be used spare driving circuit in addition to fuel injector to replace failure and drive
The field of dynamic circuit, such as using the gas machine of ignition coil and gasoline engine field.
Optionally, on the basis of a upper embodiment, determine that there are the spare driving circuits of the fuel injector of driving malfunction
Step can specifically include：
The spare driving circuit group that S21, determination are connect with the fuel injector there are driving malfunction；
It wherein, include at least one spare driving circuit in the spare driving circuit group.
Specifically, referring to Fig. 2, it is assumed that driving malfunction occurs in first fuel injector in Fig. 2, then searches first fuel injector
Spare driving circuit group, the circuit that in Fig. 2 include A5, K1, K2 and harness is one in spare driving circuit group standby
Use driving circuit.
It should be noted that a spare driving circuit is provided with for each fuel injector, furthermore, it is possible to be each in Fig. 2
At least one spare driving circuit group is arranged in fuel injector, and each spare driving circuit group includes two spare driving circuits.
S22, a spare driving circuit is chosen from the spare driving circuit group, as there are the oil spouts of driving malfunction
The spare driving circuit of device.
Optionally, on the basis of the present embodiment, step S22 may include：
According to the default selection sequence of spare driving circuit, it is minimum, not that serial number is selected from spare driving circuit group
The spare driving circuit for being used and being not present driving malfunction, using the spare driving circuit selected as there are driving malfunctions
Fuel injector spare driving circuit.
Specifically, assuming fuel injector 1,2,3 and 4 using the spare driving circuit including A5 and the spare drive including A6
Dynamic circuit, the then default selection of spare driving circuit are sequentially：
If there is a fuel injector driving malfunction occur in fuel injector 1,2,3 or 4, the spare driving including A5 is preferably chosen
The spare driving circuit including A6 is chosen at this time if the spare driving circuit including A5 breaks down in circuit.
If there is at least one fuel injector driving malfunction occur in fuel injector 1,2,3 or 4, occur the serial number of driving malfunction compared with
Small fuel injector preferably chooses the spare driving circuit including A5, and the biggish fuel injector of serial number for driving malfunction occur preferably is chosen
Spare driving circuit including A6.
It should be noted that the present embodiment only supports the driving circuit of most two fuel injectors when breaking down using spare
Driving circuit, if there are three or the driving circuits of four fuel injectors break down, a spare driving should be increased at this time and controlled
Device processed drives fuel injector using spare drive control device.
In the present embodiment, a kind of method that spare driving circuit is chosen from spare driving circuit group, Jin Erke are given
With when there is driving malfunction in fuel injector, according to the present embodiment in method choose suitable spare driving circuit.
Optionally, based on any of the above embodiments, in the determination, there are the spare of the fuel injector of driving malfunction
After the step of driving circuit, further include：
Judge whether the spare driving circuit there are the fuel injector of driving malfunction is connected；
If not turning on, the conducting controlled in the spare driving circuit there are the fuel injector of driving malfunction is closed the switch,
Hereafter step S13 is executed.
It is connected at this time due to A5.1 with the harness of A1.1 if driving malfunction occurs in fuel injector 1 in Fig. 2 referring to Fig. 2,
A5.2 is connected to the harness of A1.2, it is possible to directly drive fuel injector 1 using A5 stitch.
But when driving malfunction occurs in fuel injector 2, it is connected at this time due to A5.1 with the harness of A1.1, A5.2 and A1.2's
Harness connection needs to control the switching that B1 stitch carries out relay K1 and K2 so that A5.1 be connected to the harness of A2.1, A5.2 and
The harness of A2.2 is connected to, and then drives fuel injector 2 using A5 stitch.
In the present embodiment, the turn-on and turn-off of spare driving circuit can be realized by the switching of control relay, into
And the switching for realizing spare driving circuit and driving circuit uses.
Optionally, based on any of the above embodiments, step S13 may include：
1) the oil spout timing and injection advance angle of each fuel injector in the fuel injector group are determined；
Specifically, under normal circumstances, the ignition order of fuel injector is A1-A3-A4-A2, if the drive of one of fuel injector
It is dynamic to break down, it is assumed that driving malfunction occurs in fuel injector 1, uses the driving circuit of the 5th fuel injector as the standby of driver 1
With driving circuit, then ignition order is changed to A5-A3-A4-A2, obtains each oil spout when igniting sequential is A5-A3-A4-A2
The oil spout timing and injection advance angle of device.
It should be noted that there is driving malfunction, shared A5-A3-A4-A2, an A1-A3-A4- according to different fuel injectors
Eight kinds of A5, A1-A5-A4-A2, A1-A3-A6-A2, A5-A6-A4-A2A5-A3-A6-A2, A1-A6-A4-A5, A1-A3-A6-A5
Ignition order after change, every kind of ignition order all pre-set the oil spout timing and injection advance angle of each fuel injector.
Ignition order pair after ignition order after change has been determined, by way of tabling look-up after the available change
The oil spout timing and injection advance angle for each fuel injector answered.
2) using there are the spare driving circuits of the fuel injector of driving malfunction to control corresponding fuel injector according to determining institute
The oil spout timing and injection advance angle for stating fuel injector carry out oil spout, and use the driving circuit control for driving normal fuel injector
Corresponding fuel injector carries out oil spout according to the oil spout timing and injection advance angle of the determining fuel injector.
Specifically, after the oil spout timing and injection advance angle of each fuel injector determine, using corresponding driving circuit or
Spare driving circuit driving fuel injector works according to corresponding oil spout timing and injection advance angle.
In the present embodiment, after spare driving circuit has been determined, can be determined by way of tabling look-up have changed igniting it is suitable
The oil spout timing and injection advance angle of each fuel injector in the fuel injector group of sequence, use corresponding driving circuit or spare drive
Dynamic circuit driving fuel injector works according to corresponding oil spout timing and injection advance angle, guarantees the normal starting of vehicle.
Optionally, on the basis of the embodiment of the processing method of above-mentioned driving malfunction, another embodiment of the present invention is mentioned
A kind of processing unit of driving malfunction has been supplied, referring to Fig. 5, may include：
Fault detection module 101, for detecting the driving circuit of each fuel injector in fuel injector group with the presence or absence of driving
Failure；
Stand-by circuit determining module 102, if detecting the driving circuit of at least one fuel injector for fault detection module
There are driving malfunction, determine that there are the spare driving circuits of the fuel injector of driving malfunction；
Drive control module 103, spare driving circuit and driving for using the fuel injector there are driving malfunction are just
The driving circuit control fuel injector group work of normal fuel injector.
In the present embodiment, if it is detected that there are driving malfunctions for the driving circuit of at least one fuel injector, determine there is driving
The spare driving circuit of the fuel injector of failure, using there are the spare driving circuit of the fuel injector of driving malfunction and driving just
The driving circuit control fuel injector group work of normal fuel injector.I.e. the present invention driving malfunction can occur at least one fuel injector
When, it still is able to guarantee conventional start and run.
It is handled in addition, the present invention can drive for the injector failures detected in time directly to trigger logic,
Effectively avoid the failure modes such as cylinder of breaking as caused by diesel engine controller fuel injector driving malfunction.Directly utilize controller
Existing idle stitch, saves cost.
It should be noted that the course of work of the modules in the present embodiment, please refers to corresponding in above-described embodiment
Illustrate, details are not described herein.
Optionally, on the basis of the embodiment of the processing unit of above-mentioned driving malfunction, stand-by circuit determining module includes：
Circuit group determines submodule, for determine and there are the fuel injector of driving malfunction connection spare driving circuit group；
It wherein, include at least one spare driving circuit in the spare driving circuit group；
Submodule is chosen, for choosing a spare driving circuit from the spare driving circuit group, is driven as existing
The spare driving circuit of the fuel injector of dynamic failure.
Further, the selection submodule includes：
Selection unit is selected from spare driving circuit group for the default selection sequence according to spare driving circuit
The spare driving circuit that serial number is minimum, is not used by and driving malfunction is not present；
Determination unit, for using the spare driving circuit selected as there are the spare drivings of the fuel injector of driving malfunction
Circuit.
In the present embodiment, a kind of method that spare driving circuit is chosen from spare driving circuit group, Jin Erke are given
With when there is driving malfunction in fuel injector, according to the present embodiment in method choose suitable spare driving circuit.
It should be noted that the course of work of modules, submodule and unit in the present embodiment, please refers to above-mentioned reality
The respective description in example is applied, details are not described herein.
Optionally, on the basis of the embodiment of any of the above-described processing unit, further include：
Judgment module, for stand-by circuit determining module determine there are the spare driving circuit of the fuel injector of driving malfunction it
Afterwards, judge whether the spare driving circuit there are the fuel injector of driving malfunction is connected；
Control module is connected, if judging not turning on for judgment module, control is described, and there are the fuel injectors of driving malfunction
Spare driving circuit in conducting close the switch；
The drive control module is also used to be connected control module and controls that described there are the spare of the fuel injector of driving malfunction
After conducting in driving circuit closes the switch, using there are the spare driving circuit of the fuel injector of driving malfunction and driving just
The driving circuit control fuel injector group work of normal fuel injector.
In the present embodiment, the turn-on and turn-off of spare driving circuit can be realized by the switching of control relay, into
And the switching for realizing spare driving circuit and driving circuit uses.
It should be noted that the course of work of the modules in the present embodiment, please refers to corresponding in above-described embodiment
Illustrate, details are not described herein.
Optionally, on the basis of the embodiment of any of the above-described processing unit, the drive control module includes：
Data determine submodule, for determining the oil spout timing and injection advance of each fuel injector in the fuel injector group
Angle；
Control submodule, for using the spare driving circuit of the fuel injector there are driving malfunction to control corresponding fuel injector
Oil spout is carried out according to the oil spout timing and injection advance angle of the determining fuel injector, and uses the normal fuel injector of driving
Driving circuit controls corresponding fuel injector and carries out oil spout according to the oil spout timing and injection advance angle of the determining fuel injector.
In the present embodiment, after spare driving circuit has been determined, can be determined by way of tabling look-up have changed igniting it is suitable
The oil spout timing and injection advance angle of each fuel injector in the fuel injector group of sequence, use corresponding driving circuit or spare drive
Dynamic circuit driving fuel injector works according to corresponding oil spout timing and injection advance angle, guarantees the normal starting of vehicle.
It should be noted that the course of work of modules and submodule in the present embodiment, please refers to above-described embodiment
In respective description, details are not described herein.
Optionally, corresponding with the processing method and processing device of above-mentioned driving malfunction, another embodiment of the present invention provides
A kind of electronic equipment may include：Memory and processor；
Wherein, the memory is for storing program；
Processor caller is simultaneously used for：
The driving circuit for detecting each fuel injector in fuel injector group whether there is driving malfunction；
If it is detected that the driving circuit of at least one fuel injector there are driving malfunction, determines that there are the fuel injectors of driving malfunction
Spare driving circuit；
Using there are the driving circuits of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving
Control the work of fuel injector group.
In the present embodiment, if it is detected that there are driving malfunctions for the driving circuit of at least one fuel injector, determine there is driving
The spare driving circuit of the fuel injector of failure, using there are the spare driving circuit of the fuel injector of driving malfunction and driving just
The driving circuit control fuel injector group work of normal fuel injector.I.e. the present invention driving malfunction can occur at least one fuel injector
When, it still is able to guarantee conventional start and run.
It is handled in addition, the present invention can drive for the injector failures detected in time directly to trigger logic,
Effectively avoid the failure modes such as cylinder of breaking as caused by diesel engine controller fuel injector driving malfunction.Directly utilize controller
Existing idle stitch, saves cost.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (11)
1. a kind of processing method of driving malfunction, which is characterized in that including：
The driving circuit for detecting each fuel injector in fuel injector group whether there is driving malfunction；
If it is detected that the driving circuit of at least one fuel injector there are driving malfunction, determines that there are the standby of the fuel injector of driving malfunction
Use driving circuit；
Using there are the driving circuit controls of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving
The work of fuel injector group.
2. processing method according to claim 1, which is characterized in that determine that there are the spare drives of the fuel injector of driving malfunction
Dynamic circuit, including：
Determine the spare driving circuit group connecting with the fuel injector there are driving malfunction；Wherein, in the spare driving circuit group
Including at least one spare driving circuit；
A spare driving circuit is chosen from the spare driving circuit group, as there are the spare of the fuel injector of driving malfunction
Driving circuit.
3. processing method according to claim 2, which is characterized in that selection one is standby from the spare driving circuit group
With driving circuit, as there are the spare driving circuits of the fuel injector of driving malfunction, including：
According to the default selection sequence of spare driving circuit, serial number minimum is selected from spare driving circuit group, is not made
With and be not present driving malfunction spare driving circuit；
Using the spare driving circuit selected as there are the spare driving circuits of the fuel injector of driving malfunction.
4. processing method according to claim 1, which is characterized in that in the determination, there are the fuel injectors of driving malfunction
After the step of spare driving circuit, further include：
Judge whether the spare driving circuit there are the fuel injector of driving malfunction is connected；
If not turning on, the conducting controlled in the spare driving circuit there are the fuel injector of driving malfunction is closed the switch；
It executes described using there are the drivings of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving
Circuit controls the step for fuel injector group work.
5. processing method according to claim 1, which is characterized in that using there are the spare drives of the fuel injector of driving malfunction
The driving circuit control fuel injector group work of dynamic circuit and the normal fuel injector of driving, including：
Determine the oil spout timing and injection advance angle of each fuel injector in the fuel injector group；
Corresponding fuel injector is controlled according to the determining oil spout using the spare driving circuit there are the fuel injector of driving malfunction
The oil spout timing and injection advance angle of device carry out oil spout, and corresponding using driving the driving circuit of normal fuel injector to control
Fuel injector carries out oil spout according to the oil spout timing and injection advance angle of the determining fuel injector.
6. a kind of processing unit of driving malfunction, which is characterized in that including：
Fault detection module, for detecting the driving circuit of each fuel injector in fuel injector group with the presence or absence of driving malfunction；
Stand-by circuit determining module, if detecting that the driving circuit of at least one fuel injector has driving for fault detection module
Failure determines that there are the spare driving circuits of the fuel injector of driving malfunction；
Drive control module, the normal spray of spare driving circuit and driving for using the fuel injector there are driving malfunction
The driving circuit control fuel injector group work of oily device.
7. processing unit according to claim 6, which is characterized in that stand-by circuit determining module includes：
Circuit group determines submodule, for determine and there are the fuel injector of driving malfunction connection spare driving circuit group；Wherein,
It include at least one spare driving circuit in the spare driving circuit group；
Selection submodule drives event as existing for choosing a spare driving circuit from the spare driving circuit group
The spare driving circuit of the fuel injector of barrier.
8. processing unit according to claim 7, which is characterized in that the selection submodule includes：
Selection unit selects sequence for the default selection sequence according to spare driving circuit from spare driving circuit group
Number minimum, the spare driving circuit for being not used by and driving malfunction being not present；
Determination unit, for using the spare driving circuit selected as there are the spare drivings of the fuel injector of driving malfunction to return
Road.
9. processing unit according to claim 6, which is characterized in that further include：
Judgment module determines for stand-by circuit determining module there are after the spare driving circuit of the fuel injector of driving malfunction,
Judge whether the spare driving circuit there are the fuel injector of driving malfunction is connected；
Control module is connected, if judging not turning on for judgment module, control is described, and there are the standby of the fuel injector of driving malfunction
It is closed the switch with the conducting in driving circuit；
The drive control module is also used to be connected control module and controls that described there are the spare drivings of the fuel injector of driving malfunction
After conducting in circuit closes the switch, using there are the spare driving circuit of the fuel injector of driving malfunction and driving are normal
The driving circuit control fuel injector group work of fuel injector.
10. processing unit according to claim 6, which is characterized in that the drive control module includes：
Data determine submodule, for determining the oil spout timing and injection advance angle of each fuel injector in the fuel injector group；
Control submodule, for use the spare driving circuit of the fuel injector there are driving malfunction control corresponding fuel injector according to
The oil spout timing and injection advance angle of the determining fuel injector carry out oil spout, and use the driving for driving normal fuel injector
Circuit controls corresponding fuel injector and carries out oil spout according to the oil spout timing and injection advance angle of the determining fuel injector.
11. a kind of electronic equipment, which is characterized in that including：Memory and processor；
Wherein, the memory is for storing program；
Processor caller is simultaneously used for：
The driving circuit for detecting each fuel injector in fuel injector group whether there is driving malfunction；
If it is detected that the driving circuit of at least one fuel injector there are driving malfunction, determines that there are the standby of the fuel injector of driving malfunction
Use driving circuit；
Using there are the driving circuit controls of the spare driving circuit of the fuel injector of driving malfunction and the normal fuel injector of driving
The work of fuel injector group.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810680232.4A CN108869071B (en) | 2018-06-27 | 2018-06-27 | Method and device for processing drive fault and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810680232.4A CN108869071B (en) | 2018-06-27 | 2018-06-27 | Method and device for processing drive fault and electronic equipment |
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| Publication Number | Publication Date |
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| CN108869071A true CN108869071A (en) | 2018-11-23 |
| CN108869071B CN108869071B (en) | 2021-02-23 |
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| CN201810680232.4A Active CN108869071B (en) | 2018-06-27 | 2018-06-27 | Method and device for processing drive fault and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112965010A (en) * | 2021-02-07 | 2021-06-15 | 潍柴动力股份有限公司 | Fault detection method and device of electronic actuator, electronic control equipment and medium |
| CN115234390A (en) * | 2022-07-27 | 2022-10-25 | 潍柴动力股份有限公司 | Engine detection method and device, computer readable storage medium and controller |
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| CN112965010A (en) * | 2021-02-07 | 2021-06-15 | 潍柴动力股份有限公司 | Fault detection method and device of electronic actuator, electronic control equipment and medium |
| CN115234390A (en) * | 2022-07-27 | 2022-10-25 | 潍柴动力股份有限公司 | Engine detection method and device, computer readable storage medium and controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108869071B (en) | 2021-02-23 |
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